Example usage for org.apache.commons.io LineIterator hasNext

Introduction

In this page you can find the example usage for org.apache.commons.io LineIterator hasNext.

Prototype

public boolean hasNext() 

Source Link

Document

Indicates whether the Reader has more lines.

Usage

From source file:nl.knaw.huygens.timbuctoo.tools.importer.neww.WomenWritersImporter.java

private int importPersons(Set<String> collaboratorIds) throws Exception {
    int initialSize = references.size();
    ckccMap = ckccConcordance();//from  www  . ja  v  a 2 s. c  o m
    LineIterator iterator = getLineIterator("persons.json");
    String line = "";
    try {
        while (iterator.hasNext()) {
            line = preprocessJson(iterator.nextLine());
            if (!line.isEmpty()) {
                handlePerson(preprocessPerson(line), collaboratorIds);
            }
        }
    } catch (JsonMappingException e) {
        System.out.println(line);
        throw e;
    } finally {
        LineIterator.closeQuietly(iterator);
    }
    for (String type : types) {
        System.out.printf("type %s%n", type);
    }
    lines.clear();
    return references.size() - initialSize;
}

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From source file:nl.knaw.huygens.timbuctoo.tools.importer.neww.WomenWritersImporter.java

private Set<String> collectCollaborators() throws Exception {
    Set<String> ids = Sets.newHashSet();
    LineIterator iterator = getLineIterator("relations.json");
    String line = "";
    try {/*from  w w  w .  j ava  2 s .  co  m*/
        while (iterator.hasNext()) {
            line = preprocessJson(iterator.nextLine());
            if (!line.isEmpty()) {
                XRelation object = objectMapper.readValue(line, XRelation.class);
                String relationType = filterField(object.relation_type);
                if ("collaborated_with".equals(relationType)) {
                    String leftObject = verifyNonEmptyField(line, "leftObject", filterField(object.leftObject));
                    String leftId = verifyNonEmptyField(line, "leftId", filterField(object.leftId));
                    if ("Person".equals(leftObject)) {
                        ids.add(leftId);
                    }
                }
            }
        }
    } catch (Exception e) {
        throw e;
    } finally {
        LineIterator.closeQuietly(iterator);
    }
    return ids;
}

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From source file:nl.knaw.huygens.timbuctoo.tools.importer.neww.WomenWritersImporter.java

private void importRelations() throws Exception {
    relationTypeConcordance = getRelationTypeConcordance();
    LineIterator iterator = getLineIterator("relations.json");
    String line = "";
    try {//from   w  w  w  .j ava2  s.c o m
        while (iterator.hasNext()) {
            line = preprocessJson(iterator.nextLine());
            if (!line.isEmpty()) {
                handleRelation(line);
            }
        }
    } catch (Exception e) {
        System.out.println(line);
        throw e;
    } finally {
        LineIterator.closeQuietly(iterator);
        relationTypeConcordance = null;
    }
}

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From source file:nl.opengeogroep.safetymaps.server.admin.stripes.LayerActionBean.java

@Before(stages = LifecycleStage.BindingAndValidation)
private void findMapfiles() {
    try {/* www .j a  v  a 2 s .  c o m*/
        JSONArray a = new JSONArray();
        File search = Cfg.getPath("static_mapserver_searchdirs");

        if (search != null) {
            for (File f : FileUtils.listFiles(search, new String[] { "map" }, true)) {
                JSONObject m = new JSONObject();
                m.put("path", f.getPath().substring(search.getPath().length() + 1));
                a.put(m);

                // Naive mapfile parser. Perhaps replace by JavaScript client-side
                // GetCap parsing
                JSONArray l = new JSONArray();
                m.put("layers", l);
                LineIterator it = FileUtils.lineIterator(f, "US-ASCII");
                try {
                    while (it.hasNext()) {
                        String line = it.nextLine().trim();
                        if (line.equals("LAYER")) {
                            String n = it.nextLine().trim();
                            n = n.substring(6, n.length() - 1);
                            l.put(n);
                        }
                    }
                } finally {
                    it.close();
                }
            }
        }
        mapFilesJson = a.toString(4);
    } catch (Exception e) {
    }
}

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From source file:nl.ru.cmbi.vase.tools.util.ToolBox.java

public static StringBuilder getStringBuilderFromFile(final String fileName) throws IOException {
    // int STRINGBUILDER_SIZE = 403228383; // big!
    File file = new File(fileName);
    LineIterator it = FileUtils.lineIterator(file);
    StringBuilder sb = new StringBuilder(); // STRINGBUILDER_SIZE
    while (it.hasNext()) {
        sb.append(it.nextLine());//  w w  w . j  a va  2 s.  c  om
        sb.append("\n");
    }
    it.close();
    return sb;
}

---

From source file:org.adf.emg.sonar.ojaudit.JavaMetricsDecorator.java

@Override
public void decorate(Resource resource, DecoratorContext context) {
    if (!(Qualifiers.isFile(resource) && resource.getName().endsWith(".java"))) {
        // only process .java files
        return;//w w  w .j av  a  2 s.c  om
    }
    ProjectFileSystem fileSystem = context.getProject().getFileSystem();
    File file = lookup(resource, fileSystem);

    LineIterator iterator = null;
    int numLines = 0;
    int numBlankLines = 0;
    int numCommentLines = 0;
    try {
        Charset charset = fileSystem.getSourceCharset();
        iterator = charset == null ? FileUtils.lineIterator(file)
                : FileUtils.lineIterator(file, charset.name());
        boolean inComment = false;
        while (iterator.hasNext()) {
            String trimmedLine = iterator.nextLine().trim();
            numLines++;
            boolean lineHasCode = false;
            boolean lineHasComment = false;
            while (!trimmedLine.isEmpty()) {
                if (inComment) { // in a comment. try to find end marker
                    int endIndex = trimmedLine.indexOf(END_COMMENT);
                    if (endIndex == -1) { // (rest of) line is comment
                        lineHasComment = true;
                        trimmedLine = ""; // remove comment
                    } else { // remove comment to see if there is code after it
                        lineHasComment = true;
                        trimmedLine = trimmedLine.substring(endIndex + END_COMMENT.length());
                        inComment = false;
                    }
                } else { // not in a comment
                    if (trimmedLine.startsWith("//")) {
                        trimmedLine = "";
                        continue;
                    }
                    // try to find begin comment marker
                    int startIndex = trimmedLine.indexOf(START_COMMENT);
                    if (startIndex == -1) { // (rest of) line is non-comment
                        lineHasCode = true;
                        trimmedLine = ""; // remove non-comment
                    } else if (startIndex == 0) { // line starts with start marker
                        inComment = true;
                        trimmedLine = trimmedLine.substring(startIndex + START_COMMENT.length());
                    } else { // line contains start marker
                        lineHasCode = true;
                        inComment = true;
                        trimmedLine = trimmedLine.substring(startIndex + START_COMMENT.length());
                    }
                }
                trimmedLine = trimmedLine.trim();
            }
            if (!lineHasCode) {
                if (lineHasComment) {
                    numCommentLines++;
                } else {
                    numBlankLines++;
                }
            }
        }
    } catch (IOException e) {
        LOG.warn("error reading " + file + " to collect metrics", e);
    } finally {
        LineIterator.closeQuietly(iterator);
    }

    context.saveMeasure(CoreMetrics.LINES, (double) numLines); // Lines
    context.saveMeasure(CoreMetrics.COMMENT_LINES, (double) numCommentLines); // Non Commenting Lines of Code
    context.saveMeasure(CoreMetrics.NCLOC, (double) numLines - numBlankLines - numCommentLines); // Comment Lines
}

---

From source file:org.adf.emg.sonar.ojaudit.XmlMetricsDecorator.java

@Override
public void decorate(Resource resource, DecoratorContext context) {
    if (!Qualifiers.isFile(resource)) {
        return;//from   w  w  w .  java  2  s  .c o m
    }
    ProjectFileSystem fileSystem = context.getProject().getFileSystem();
    File file = lookup(resource, fileSystem);

    try {
        if (readFirstByte(file) != '<') {
            return;
        }
    } catch (IOException e) {
        throw new SonarException(e);
    }

    int numCommentLines;
    CountCommentParser commentCounter = new CountCommentParser();
    try {
        numCommentLines = commentCounter.countLinesOfComment(FileUtils.openInputStream(file));
        if (numCommentLines == -1) {
            return;
        }
    } catch (IOException e) {
        throw new SonarException(e);
    }

    LineIterator iterator = null;
    int numLines = 0;
    int numBlankLines = 0;
    try {
        Charset charset = fileSystem.getSourceCharset();
        iterator = charset == null ? FileUtils.lineIterator(file)
                : FileUtils.lineIterator(file, charset.name());
        while (iterator.hasNext()) {
            String line = iterator.nextLine();
            numLines++;
            if (line.trim().isEmpty()) {
                numBlankLines++;
            }
        }
    } catch (IOException e) {
        LOG.warn("error reading " + file + " to collect metrics", e);
    } finally {
        LineIterator.closeQuietly(iterator);
    }

    context.saveMeasure(CoreMetrics.LINES, (double) numLines); // Lines
    context.saveMeasure(CoreMetrics.COMMENT_LINES, (double) numCommentLines); // Non Commenting Lines of Code
    context.saveMeasure(CoreMetrics.NCLOC, (double) numLines - numBlankLines - numCommentLines); // Comment Lines
}

---

From source file:org.aludratest.service.gitclient.GitClient.java

/** Provides the status.
 * @param data//from  w  ww. ja  v a2  s  .c om
 * @return a reference to this */
public GitClient status(StatusData data) {

    // clear status object for supporting data object reuse
    data.getUntrackedFiles().clear();
    data.getUnmodifiedFiles().clear();
    data.getModifiedFiles().clear();
    data.getAddedFiles().clear();
    data.getDeletedFiles().clear();
    data.getRenamedFiles().clear();
    data.getCopiedFiles().clear();
    data.getUpdatedFiles().clear();

    // invoke git
    String output = invokeGenerically(GIT_STATUS_PROCESS_NAME, true, "status", "--short", "--branch");
    LineIterator iterator = new LineIterator(new StringReader(output));
    while (iterator.hasNext()) {
        String line = iterator.next();
        if (line.startsWith("##")) {
            data.setCurrentBranch(line.substring(3));
        } else {
            StringData filePath = new StringData(line.substring(3));
            char statusCode = line.substring(0, 2).trim().charAt(0);
            switch (statusCode) {
            case '?':
                data.getUntrackedFiles().add(filePath);
                break;
            case '\'':
                data.getUnmodifiedFiles().add(filePath);
                break;
            case 'M':
                data.getModifiedFiles().add(filePath);
                break;
            case 'A':
                data.getAddedFiles().add(filePath);
                break;
            case 'D':
                data.getDeletedFiles().add(filePath);
                break;
            case 'R':
                data.getRenamedFiles().add(parseRename(filePath.getValue()));
                break;
            case 'C':
                data.getCopiedFiles().add(filePath);
                break;
            case 'U':
                data.getUpdatedFiles().add(filePath);
                break;
            default:
                throw new TechnicalException("Unknown status '" + statusCode + "' in git output: " + line);
            }
        }
    }
    return this;
}

---

From source file:org.aludratest.service.gitclient.GitClient.java

/** Provides the git log.
 * @param data/*from  w  w w  .j a va  2 s  .c  o m*/
 * @return */
public GitClient log(LogData data) {
    ArrayBuilder<String> builder = new ArrayBuilder<String>(String.class).add("log");
    if (data.getMaxCount() != null) {
        builder.add("--max-count=" + data.getMaxCount());
    }
    String output = invokeGenerically(GIT_LOG_PROCESS_NAME, true, builder.toArray());
    LineIterator iterator = new LineIterator(new StringReader(output));
    while (iterator.hasNext()) {
        parseLogItem(iterator, data);
    }
    return this;
}

---

From source file:org.aludratest.service.gitclient.GitClient.java

/** Lists branches.
 * @param data/*from   ww  w .j  a v  a2s  .co m*/
 * @return a reference to this */
public GitClient listBranches(BranchListData data) {
    String output = invokeGenerically(GIT_LIST_BRANCHES_PROCESS_NAME, true, "branch", "--list");
    LineIterator iterator = new LineIterator(new StringReader(output));
    while (iterator.hasNext()) {
        String line = iterator.next();
        boolean current = line.startsWith("*");
        String branch = line.substring(2).trim();
        data.getBranches().add(new StringData(branch));
        if (current) {
            data.setCurrentBranch(branch);
        }
    }
    return this;
}

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